<!DOCTYPE html>
<html lang="en">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>PHP实时倒计时!</title>
    <script src="__HOME_JS__/jquery.min.js"></script>
</head>
<body>
<input type="text" value="" id="abc6" />
<script language="JavaScript">

    window.setInterval(function(){ // 每秒从服务器取一次数据
        $.ajax({
            type: "post",
            url : "{:U('Home/User/lbwRegNewCount')}",
            success: function(response) {
                $('#abc6').val(response);
            }
        });
    },1000);
</script>
</body>
</html>